#include <stdio.h>

struct stu
{
	int x;
	int age;
	float grade;
} s2 = {56, 20, 95};
int main()
{
	struct stu s1 = {20,19,100};
	printf("%d %d %f\n",s1.x,s1.age,s1.grade);
	printf("%d %d %f\n",s2.x,s2.age,s2.grade);
	
	
	struct stu * ps = &s1;
	printf("%d %d %f",ps->x,ps->age,ps->grade);
	
	
	
	
	return 0;
 } 
